Base | Representation |
---|---|
bin | 11001000010100101… |
… | …00111111100011110 |
3 | 1021200220012010010010 |
4 | 30201102213330132 |
5 | 210013004312342 |
6 | 10101551224050 |
7 | 654066200643 |
oct | 144122477436 |
9 | 37626163103 |
10 | 13443432222 |
11 | 5779515670 |
12 | 2732218026 |
13 | 136320c12c |
14 | 9175d7dca |
15 | 53a34429c |
hex | 3214a7f1e |
13443432222 has 64 divisors (see below), whose sum is σ = 30254425344. Its totient is φ = 3946487040.
The previous prime is 13443432217. The next prime is 13443432253. The reversal of 13443432222 is 22223434431.
It is a self number, because there is not a number n which added to its sum of digits gives 13443432222.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 557173 + ... + 580799.
It is an arithmetic number, because the mean of its divisors is an integer number (472725396).
Almost surely, 213443432222 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 13443432222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15127212672).
13443432222 is an abundant number, since it is smaller than the sum of its proper divisors (16810993122).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13443432222 is a wasteful number, since it uses less digits than its factorization.
13443432222 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 23913.
The product of its digits is 27648, while the sum is 30.
Adding to 13443432222 its reverse (22223434431), we get a palindrome (35666866653).
The spelling of 13443432222 in words is "thirteen billion, four hundred forty-three million, four hundred thirty-two thousand, two hundred twenty-two".
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